The histograms contain data with a range of 1 to 6. Which group would have the larger standard deviation, group A or group B? Why?
Answer to relevant QuestionsMrs. Johnson’s children are 2, 2, 3, and 5 years of age. a. Calculate the standard deviation of their current ages. b. Without doing any calculation, indicate whether the standard deviation of the ages in 20 years will be ...The number of alcoholic drinks per week is given for adult men and women who drink. The data are at this text’s website. a. Compare the mean number of drinks for men and women. b. Compare the standard deviation of the ...Refer to the dotplot in the previous question. The dotplot shows heights of college women; the mean is 64 inches (5 feet 4 inches), and the standard deviation is 3 inches. a. What is the height of a woman with a z-score of ...The ten top-grossing Pixar animated movies for the U.S. box office up to June 2013 are shown in the table on the next page, in millions of dollars. a. Sort the gross income from smallest (on the left) to largest, and write ...The graphs show the house prices (in hundreds of thousands of dollars) in two fictitious towns. a. If you were describing the prices in Town A in terms of shape, center, and spread, without comparing them to the prices in ...
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